IN A CONTEST FOUR DIFFERENT CHRISTMAS GIFTS A DOLL SOCKS CANDY AND A FOOTBALL HAVE BEEN WRAPPED IN FOUR IDENTICAL CLOSED BOXES WITHOUT TOUCHING RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

A red bull Did you answer this riddle correctly?
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4

Look at how many closed areas there are.

9999 has 4 closed areas (the top of the '9')
8888 has 8 closed areas, the top and bottom parts of the 8 and there are no other digits
1816 has 3 closed areas, (top and bottom of 8 and bottom of 6, and it has 2 other digits ( 3*2=6)
1212 has 0 closed areas,(0*4=0) Did you answer this riddle correctly?
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Because the keys are on the inside! Did you answer this riddle correctly?
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The letter "D" Did you answer this riddle correctly?
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In a snow bank! Did you answer this riddle correctly?
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Give me my quarterback/quarter back! Did you answer this riddle correctly?
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A wreath Did you answer this riddle correctly?
YES  NO  

Christmas lights. Did you answer this riddle correctly?
YES  NO  

Mistletoe Did you answer this riddle correctly?
YES  NO  

ChocoLATE Did you answer this riddle correctly?
YES  NO  

Yellow cards. Did you answer this riddle correctly?
YES  NO  

Global warming! Did you answer this riddle correctly?
YES  NO  

By the time they get their shoes on, the game is over. Did you answer this riddle correctly?
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A humbug. Did you answer this riddle correctly?
YES  NO  

Ice Cream Man. Did you answer this riddle correctly?
YES  NO